John Gills Exposition of the Bible Commentary - Psalms 89:37
It shall be established for ever as the moon ,.... Either Christ's seed, or throne, which comes to much the same sense; for by both are meant his church and people, his kingdom and interest in the world; the moon is as perpetual as the sun, and is used as elsewhere to signify the continuance of the people, church, and interest of Christ, Psalm 72:5 , for though the moon has its spots, and is changeable, sometimes in the full, and sometimes in the decline, yet always is, and always... read more
Matthew Henry's Complete Commentary - Psalms 89:19-37
The covenant God made with David and his seed was mentioned before (Ps. 89:3, 4); but in these verses it is enlarged upon, and pleaded with God, for favour to the royal family, now almost sunk and ruined; yet certainly it looks at Christ, and has its accomplishment in him much more than in David; nay, some passages here are scarcely applicable at all to David, but must be understood of Christ only (who is therefore called David our king, Hos. 3:5), and very great and precious promises they are... read more